PART III GENERAL DUTIES — Appointment of qualified co-ordinator
21
Where, at a work location, the overlapping or adjoining work activities of 2 or more employers create a hazard to workers and the combined work force at the workplace is more than 5 persons, the principal contractor shall
21(a)
ensure that an individual is designated at the work location to coordinate communication for the purpose of ensuring health and safety on the worksite; and
21(b)
where the principal contractor is not at the work location the principal contractor shall designate a person to assume the duty.
Not legal advice. Verify the cited article against the signed agreement.